Physics The unit of noise pollution (level) is : Decimal None of these Ppm Decibel Decimal None of these Ppm Decibel ANSWER DOWNLOAD EXAMIANS APP
Physics During the motion of a projectile fired from the earth surface, ________ Horizontal component of its velocity remains constant Its momentum remains constant Vertical component of its velocity remains constant Its kinetic energy remains constant Horizontal component of its velocity remains constant Its momentum remains constant Vertical component of its velocity remains constant Its kinetic energy remains constant ANSWER DOWNLOAD EXAMIANS APP
Physics The commonly used coolant in refrigerators is Nitrogen Oxygen Ammonia Freon Nitrogen Oxygen Ammonia Freon ANSWER DOWNLOAD EXAMIANS APP
Physics When two similar sources vibrate with slightly different frequencies, a regular rise and fall occurs in the loudness of tone. This phenomenon is known as Beats Echo Doppler effect Resonance Beats Echo Doppler effect Resonance ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following are used for accurately measuring very small time intervals ? Atomic clocks Pulsars Quartz clocks White dwarfs Atomic clocks Pulsars Quartz clocks White dwarfs ANSWER DOWNLOAD EXAMIANS APP
Physics Materials that usually are good conductors of electricity? Aluminium Lead Nickel Wood Aluminium Lead Nickel Wood ANSWER DOWNLOAD EXAMIANS APP